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debug

Diagnose and fix errors using a four-phase debugging pipeline.

Updated Aug 27, 2026
Search Tags:#debugging#isolation#verification#reproduction#error-analysis#bug-fix#log-diagnostics
One-click install
npx skills add https://github.com/This-HW/hantu_quant --skill debug-this-hw
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: debug
Source: https://github.com/This-HW/hantu_quant/tree/main/.claude/skills/debug
Command: npx skills add https://github.com/This-HW/hantu_quant --skill debug-this-hw

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers quickly identify and resolve errors by guiding a four-phase debugging workflow: Reproduce → Isolate → Fix → Verify.

Core Features & Use Cases

  • Structured, agent-assisted debugging workflow that guides error reproduction, isolation, patching, and verification
  • Reproduction and analysis of error messages, logs, and crash reports across scripts and applications
  • Safe, minimal-change bug-fixing with built-in validation and logging

Quick Start

Provide the error message or log to trigger the four-phase debugging workflow and follow the prompts to reproduce, isolate, fix, and verify.

Frequently Asked Questions about debug

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I debug an error using a structured workflow?▼

To debug errors effectively, follow a structured workflow that reproduces the issue, isolates the root cause, applies a minimal patch, and verifies the fix. This pipeline ensures reproducibility and verifiable validation across scripts and applications.

What is the best way to isolate a bug from application logs?▼

Bug isolation from application logs involves analyzing error messages to reproduce the failure context, narrowing down the affected module, and verifying the root cause before patching. This diagnostic process ensures minimal changes while maintaining system stability.

Can I use this debugging workflow for both standalone scripts and full applications?▼

Yes, the structured debugging pipeline supports standalone scripts, modules, and full applications. It guides error reproduction, isolation, patching, and verification in real project contexts, ensuring minimal changes and verifiable validation across different codebase scales.

How do I verify a bug fix without introducing new issues?▼

Verify a bug fix by reproducing the original error condition, applying the minimal-change patch, and running diagnostic prompts with logging to confirm the error is resolved. This ensures the fix is validated and reproducible without side effects.

What do I need to start diagnosing crash reports and error messages?▼

You need the specific error log, crash report, or error message from your script or application. Providing this input triggers the four-phase debugging pipeline, guiding you through reproducing, isolating, patching, and verifying the error in real project contexts.

Why should I use a structured debugging pipeline instead of ad-hoc patching?▼

A structured debugging pipeline ensures reproducibility, isolation, and verifiable validation, unlike ad-hoc patching. It enforces minimal changes and built-in logging, reducing the risk of incomplete fixes and making the error resolution process reliable and traceable.

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